Home / 586,719.38-809,533.91-332,070.57

Finding the Fourth Proportional to 586,719.38, 809,533.91 and 332,070.57

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Solution

The fourth proportional to 586,719.38, 809,533.91 and 332,070.57 is: 458,178.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,719.38 : 809,533.91 = 332,070.57 : x
  2. Step 2: Convert to fraction form
    586,719.38/809,533.91 = 332,070.57/x
  3. Step 3: Cross multiply
    586,719.38x = 809,533.91 × 332,070.57
  4. Step 4: Simplify right side
    586,719.38x = 268,822,385,267.68
  5. Step 5: Solve for x
    x = 268,822,385,267.68/586,719.38
  6. Step 6: Final answer
    x = 458,178.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.